Company Canteen Management System Dataflow Diagram

Posted By freeproject on April 18, 2017

Company Management System Data flow diagram is often used as a preliminary step to create an overview of the Company without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Company process. It contains all of the userflow and their entities such all the flow of Canteen, Employee, Company, Employee Meal, Meal Type, Payment, Unpaid. All of the below diagrams has been used for the visualization of data processing and structured design of the Company process and working flow.


Zero Level Data flow Diagram(0 Level DFD) of Company Management System :

This is the Zero Level DFD of Company Management System, where we have eloborated the high level process of Company. It’s a basic overview of the whole Company Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Meal Type,Payment and Unpaid showing the system as a single high-level process, with its relationship to external entities of Canteen,Employee and Company. It should be easily understood by a wide audience, including Canteen,Company and Meal Type In zero leve DFD of Company Management System, we have described the high level flow of the Company system.

High Level Entities and proccess flow of Company Management System:

  • Managing all the Canteen
  • Managing all the Employee
  • Managing all the Company
  • Managing all the Employee Meal
  • Managing all the Meal Type
  • Managing all the Payment
  • Managing all the Unpaid
Zero Level DFD Company Canteen Management System

First Level Data flow Diagram(1st Level DFD) of Company Management System :

First Level DFD (1st Level) of Company Management System shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the Company Management System system as a whole. It also identifies internal data stores of Unpaid, Payment, Meal Type, Employee Meal, Company that must be present in order for the Company system to do its job, and shows the flow of data between the various parts of Canteen, Company, Payment, Unpaid, Meal Type of the system. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. You will highlight the main functionalities of Company.

Main entities and output of First Level DFD (1st Level DFD):

  • Processing Canteen records and generate report of all Canteen
  • Processing Employee records and generate report of all Employee
  • Processing Company records and generate report of all Company
  • Processing Employee Meal records and generate report of all Employee Meal
  • Processing Meal Type records and generate report of all Meal Type
  • Processing Payment records and generate report of all Payment
  • Processing Unpaid records and generate report of all Unpaid
First Level DFD Company Canteen Mannagement System

Second Level Data flow Diagram(2nd Level DFD) of Company Management System :

DFD Level 2 then goes one step deeper into parts of Level 1 of Company. It may require more functionalities of Company to reach the necessary level of detail about the Company functioning. First Level DFD (1st Level) of Company Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Unpaid, Payment, Meal Type, Employee Meal, Company, Employee, Canteen.

Low level functionalities of Company Management System

  • Admin logins to the system and manage all the functionalities of Company Management System
  • Admin can add, edit, delete and view the records of Canteen, Company, Meal Type, Unpaid
  • Admin can manage all the details of Employee, Employee Meal, Payment
  • Admin can also generate reports of Canteen, Employee, Company, Employee Meal, Meal Type, Payment
  • Admin can search the details of Employee, Meal Type, Payment
  • Admin can apply different level of filters on report of Canteen, Employee Meal, Meal Type
  • Admin can tracks the detailed information of Employee, Company, Employee Meal, , Meal Type
Second Level DFD Company Canteen Management System
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